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Class Information
Number: 30/93
Name: Cutlery > Pipe and rod cutters > Rotary
Description: Cutters in which the cutting element is rotated relative to the pipe or rod.


Sub-classes under this class:

Class Number Class Name Patents
30/94 External 51
30/103 Internal 31


Patents under this class:

Patent Number Title Of Patent Date Issued
7406769 Pipe cutting apparatus Aug. 5, 2008
6941660 Power hand tool with saw blade and pipe engaging bracket for cutting a pipe Sep. 13, 2005
6907896 Tapping fitting Jun. 21, 2005
6758237 Tapping valve Jul. 6, 2004
6681796 Drainage valve pipe tap assembly Jan. 27, 2004
6581499 Automated pipe cutter tool box Jun. 24, 2003
6578267 Air tool for sectioning a length of tubing Jun. 17, 2003
6260573 Pipe-drilling fitting Jul. 17, 2001
6216723 Self-tapping tee Apr. 17, 2001
6058820 Rod cutter May. 9, 2000
6041806 Method and ball valve assembly for inserting a valve in a line Mar. 28, 2000
6012475 Self-piercing valve assembly Jan. 11, 2000
5975117 Pipe fitting for drilling Nov. 2, 1999
5829142 Motorized tool having rotatably driven workpiece accessories Nov. 3, 1998
5806188 Slotter Sep. 15, 1998
5791364 Attachment for stopper for plastic gas pipelines Aug. 11, 1998
5732732 Tapping fitting Mar. 31, 1998
5577529 Tapping fittings Nov. 26, 1996
5483990 In-line valve for insertion in a pressurized fluid flow line Jan. 16, 1996
5316037 Valve for insertion in a pressurized fluid flow line May. 31, 1994
5285576 Tool for grooving or cutting pipes Feb. 15, 1994
5210949 Hose trimming apparatus May. 18, 1993
5022155 Hose trimming apparatus Jun. 11, 1991



 
 
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